                 [:pre
                  {:style {:margin-left "2px"
                           :margin-top  "2px"}}
-                 (str (:form line))]]])) ;; Was (zp/zprint-str (:form line))
+                 (zp/zprint-str (:form line))]]]))
 
 
 (defn code-block

                   :form         '(map :id)
                   :result       '(4 5)
                   :indent-level 1}
                7 {:id           7
                   :open?        false
                   :form   '(reduce dissoc todos)
                   :result {3 {:id 3, :title "abc", :done false},
                            6 {:id 6, :title "abc", :done false},
                            7 {:id 7, :title "add", :done false}}}}

                   :indent-level 1}
                2 {:id           2
                   :open?        false
                   :form         'todos
                   :result       {3 {:id 3, :title "abc", :done false},
                                  4 {:id 4, :title "abc", :done true},
                                  5 {:id 5, :title "def", :done true},
